import { NextResponse, type NextRequest } from "next/server";

import { parsePaging } from "@/lib/db";

import {

  getPublicLaws,

  getPublicLawsCount,

  getPrivateLawsCount,

  type LawListItem,

  type LawSort,

} from "@/lib/feed";

export const dynamic = "force-dynamic";

type LawsResponse = {

  items: LawListItem[];

  total: number;

  limit: number;

  offset: number;

  privateCount: number;

};

export async function GET(req: NextRequest) {

  const sp = req.nextUrl.searchParams;

  const { limit, offset } = parsePaging(sp);

  const q = sp.get("q") || undefined;

  const sortParam = sp.get("sort");

  const sort: LawSort =

    sortParam === "oldest" ? "oldest" :

    sortParam === "number" ? "number" :

    "recent";

  const items = getPublicLaws({ q, sort }, limit, offset);

  const total = getPublicLawsCount(q);

  const privateCount = getPrivateLawsCount();

  const body: LawsResponse = { items, total, limit, offset, privateCount };

  return NextResponse.json(body);

}